Endress+Hauser Preline RN 221N Betriebsanleitung Seite 18

Active barrier
Installation, commissioning and operating
personnel
- Mechanical and electrical installation, setting up and
maintenance of the unit must only be carried out by skilled
and qualified personnel who have been authorised to do so
by the plant operator. The skilled personnel must have read
and understood these installation and operating instructions.
They must follow them carefully.
- The unit must only be operated by trained personnel who
have been authorised by the plant operator. They must
follow all instructions contained in this manual.
- Always make sure that the unit is correctly connected
following the electrical connection diagrams. When removing
the unit cover electrical contact protection is lost (danger of
electrical shock). The housing must only be opened by
qualified skilled personnel.
- The unit must only be used in an installed condition.
Repairs
Repairs must only be carried out by trained customer service
personnel. If the unit is to be returned to the manufacturer for
repair please include a description of the fault.
Technical advancement
The manufacturer reserves the right to improve and update the
technical details.
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